Base | Representation |
---|---|
bin | 11011101000001… |
… | …10110100100000 |
3 | 121011002210101102 |
4 | 31310012310200 |
5 | 433312410412 |
6 | 34555253532 |
7 | 5512645361 |
oct | 1564066440 |
9 | 534083342 |
10 | 231763232 |
11 | 109908168 |
12 | 6574a2a8 |
13 | 39028a0c |
14 | 22acdb68 |
15 | 155308c2 |
hex | dd06d20 |
231763232 has 12 divisors (see below), whose sum is σ = 456283926. Its totient is φ = 115881600.
The previous prime is 231763219. The next prime is 231763237. The reversal of 231763232 is 232367132.
It can be written as a sum of positive squares in only one way, i.e., 227285776 + 4477456 = 15076^2 + 2116^2 .
It is a junction number, because it is equal to n+sod(n) for n = 231763195 and 231763204.
It is not an unprimeable number, because it can be changed into a prime (231763237) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3621269 + ... + 3621332.
Almost surely, 2231763232 is an apocalyptic number.
It is an amenable number.
231763232 is a deficient number, since it is larger than the sum of its proper divisors (224520694).
231763232 is an equidigital number, since it uses as much as digits as its factorization.
231763232 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7242611 (or 7242603 counting only the distinct ones).
The product of its digits is 9072, while the sum is 29.
The square root of 231763232 is about 15223.7719373354. The cubic root of 231763232 is about 614.2542634391.
The spelling of 231763232 in words is "two hundred thirty-one million, seven hundred sixty-three thousand, two hundred thirty-two".
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